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Sample questions
Which organism serves as the principal reservoir of the Lyme bacterium for larvae?
- White-tailed deer
- White-footed mouse
- American dog tick
- Lone star tick
Show answer
Larvae feed on small mammals and birds — often the white-footed mouse, which serves as the principal reservoir of the Lyme bacterium.🔗 Source
According to the provided text, where is the most effective location to apply insecticide for blacklegged tick control?
- A blanket application across the entire wooded property
- Directly on the skin of individuals in high-risk areas
- On the lawn and in open fields away from brush
- On the edges where the lawn meets brush and along well-used paths
Show answer
Maintained lawns are rarely infested, so blanket-treating a wooded property is seldom worth it; any insecticide belongs on the edges where lawn meets brush and along well-used paths.🔗 Source
During the blacklegged tick's life cycle, which stage is most commonly associated with human infection due to their small size?
- Larvae
- Nymphs
- Adult males
- Adult females
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Because nymphs are so small and easy to overlook, they account for an outsized share of human infections.🔗 Source
In terms of seasonality, when are adult blacklegged ticks most active?
- Only during the summer months
- In the spring and again in the fall
- Exclusively in late spring and early summer
- Throughout the entire year without breaks
Show answer
Activity shifts by stage: ... adults are active in spring and again in fall.🔗 Source
Which of the following best describes the 'questing' behavior of a blacklegged tick?
- Jumping from tall grass onto a host
- Flying toward a host attracted by CO2
- Climbing low plants and reaching out front legs to grab a host
- Running quickly across leaf litter to find a host
Show answer
Questing means it climbs low plants and reaches out its front legs to grab a passing host.🔗 Source
Which of these is NOT a disease agent mentioned as being passed by the blacklegged tick?
- Lyme bacterium
- Anaplasmosis
- Babesiosis
- Zika virus
Show answer
It can also pass the agents of anaplasmosis, babesiosis, and Powassan virus. (Lyme is also mentioned as the main carrier). Zika is not mentioned.🔗 Source
How should a tick be removed from a person to minimize risk?
- Twist the tick with fine-tipped tweezers to ensure it is gone
- Yank the tick straight upward with quick, firm force
- Grip it low where mouthparts enter the skin and draw it upward with slow, even force
- Use a fingernail to scrape the tick off the skin surface
Show answer
To take a tick off a person, use fine-tipped tweezers to grip it low where the mouthparts enter the skin, then draw it straight upward with slow, even force rather than twisting or yanking.🔗 Source
What is the typical size of an unfed adult blacklegged tick?
- Under 1 mm
- About 1.5 mm
- About the size of a sesame seed
- 1/8 inch (roughly 3 mm)
Show answer
Unfed adults are about the size of a sesame seed, with a flat, oval, eight-legged body that is dark reddish to chocolate brown.🔗 Source
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